vendor/knplabs/knp-paginator-bundle/src/Subscriber/SlidingPaginationSubscriber.php line 22

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  1. <?php
  3. namespace Knp\Bundle\PaginatorBundle\Subscriber;
  5. use Knp\Bundle\PaginatorBundle\Pagination\SlidingPagination;
  6. use Knp\Component\Pager\Event\PaginationEvent;
  7. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  8. use Symfony\Component\HttpKernel\Event\RequestEvent;
  9. use Symfony\Component\HttpKernel\HttpKernelInterface;
  11. final class SlidingPaginationSubscriber implements EventSubscriberInterface
  12. {
  13.     private $route;
  14.     private $params = [];
  15.     private $options;
  17.     public function __construct(array $options)
  18.     {
  19.         $this->options = $options;
  20.     }
  22.     public function onKernelRequest(RequestEvent $event): void
  23.     {
  24.         if (HttpKernelInterface::MASTER_REQUEST !== $event->getRequestType()) {
  25.             return;
  26.         }
  28.         $request = $event->getRequest();
  30.         $this->route = $request->attributes->get('_route');
  31.         $this->params = \array_replace($request->query->all(), $request->attributes->get('_route_params', []));
  32.         foreach ($this->params as $key => $param) {
  33.             if ('_' == \substr($key, 0, 1)) {
  34.                 unset($this->params[$key]);
  35.             }
  36.         }
  37.     }
  39.     public function pagination(PaginationEvent $event): void
  40.     {
  41.         // default sort field and order
  42.         $eventOptions = $event->options;
  44.         if (isset($eventOptions['defaultSortFieldName']) && !isset($this->params[$eventOptions['sortFieldParameterName']])) {
  45.             $this->params[$eventOptions['sortFieldParameterName']] = $eventOptions['defaultSortFieldName'];
  46.         }
  48.         if (isset($eventOptions['defaultSortDirection']) && !isset($this->params[$eventOptions['sortDirectionParameterName']])) {
  49.             $this->params[$eventOptions['sortDirectionParameterName']] = $eventOptions['defaultSortDirection'];
  50.         }
  52.         // remove default sort params from pagination links
  53.         if (isset($eventOptions['removeDefaultSortParams']) && true === $eventOptions['removeDefaultSortParams']) {
  54.             $defaultSortFieldName = $eventOptions['defaultSortFieldName'];
  55.             $sortFieldParameterName = $this->params[$eventOptions['sortFieldParameterName']];
  56.             $isFieldEqual = $defaultSortFieldName === $sortFieldParameterName;
  57.             $defaultSortDirection = $eventOptions['defaultSortDirection'];
  58.             $sortDirectionParameterName = $this->params[$eventOptions['sortDirectionParameterName']];
  59.             $isDirectionEqual = $defaultSortDirection === $sortDirectionParameterName;
  61.             if (isset($defaultSortFieldName) && isset($sortFieldParameterName) && $isFieldEqual
  62.                 && isset($defaultSortDirection) && isset($sortDirectionParameterName) && $isDirectionEqual) {
  63.                 unset($this->params[$eventOptions['sortFieldParameterName']]);
  64.                 unset($this->params[$eventOptions['sortDirectionParameterName']]);
  65.             }
  66.         }
  68.         $pagination = new SlidingPagination($this->params);
  70.         $pagination->setUsedRoute($this->route);
  71.         $pagination->setTemplate($this->options['defaultPaginationTemplate']);
  72.         $pagination->setSortableTemplate($this->options['defaultSortableTemplate']);
  73.         $pagination->setFiltrationTemplate($this->options['defaultFiltrationTemplate']);
  74.         $pagination->setPageRange($this->options['defaultPageRange']);
  75.         $pagination->setPageLimit($this->options['defaultPageLimit']);
  77.         $event->setPagination($pagination);
  78.         $event->stopPropagation();
  79.     }
  81.     public static function getSubscribedEvents(): array
  82.     {
  83.         return [
  84.             'knp_pager.pagination' => ['pagination', 1],
  85.         ];
  86.     }
  87. }